AirHint found the following cheapest one-way flights from Bilbao (BIO) to Luxemburg (LUX) in December 2025 (see full year).
One-Way flights
| 18 Dec | Vueling Airlines | ||
| 30 Dec | Vueling Airlines | ||
| 26 Dec | Volotea | ||
| 05 Dec | Volotea |
Also check the deals for return flights from Bilbao to Luxemburg in December.
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